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--- pages:howtos:ssh:generate-ssh-key [2021/02/10 20:01] – ↷ Page moved from pages:howtos:generate-ssh-key to pages:howtos:ssh:generate-ssh-key mischerh
+++ pages:howtos:ssh:generate-ssh-key [2023/07/31 10:11] (current) – [Ed25519] mischerh
@@ Line 1: / Line 1: @@
-{{tag>ssh sshkeygen key create generate ed25519 howto}}
+{{tag>ssh sshkeygen key create generate rsa ed25519 howto}}
 ====== Generate SSH Key ======
   * https://medium.com/risan/upgrade-your-ssh-key-to-ed25519-c6e8d60d3c54
@@ Line 10: / Line 10: @@
 ===== Ed25519 =====
 <sxh bash; gutter: false>
-ssh-keygen -o -a 100 -t ed25519 -f ~/.ssh/id_ed25519 -C "user@host"
+TMPDATE="$( printf '%(%Y%m%d-%H%M%S)T\n' -1 )"; ssh-keygen -a 100 -t ed25519 -f "${HOME}/.ssh/id_ed25519-${USER}-${HOSTNAME:-$(hostname)}-${TMPDATE}" -C "$USER@${HOSTNAME:-$(hostname)}-${TMPDATE}";
 </sxh>
 ===== RSA =====
 <sxh bash; gutter: false>
-ssh-keygen -t rsa -b 4096 -f ~/.ssh/id_rsa -C "user@host"
+ssh-keygen -t rsa -b 4096 -f ~/.ssh/id_rsa -C "$USER@${HOSTNAME:-$(hostname)}"
 </sxh>
+----
+~~DISCUSSION~~